A statement on his reads: "Due to doctor's orders, it is with deep regret that we have been forced to cancel tonight's performance in Singapore at Resorts World Sentosa and Saturdays show scheduled for Seoul, KOREA at the Olympic Fencing Stadium.
"Sir Tom has been resting his voice all week in Singapore, with regular checkups with local specialists. Unfortunately, the doctors are nevertheless unable to guarantee that Sir Tom would be able to perform the full show tonight at 100 per cent vocal strength. In addition, they have warned that by performing, Sir Tom could risk serious permanent damage to his vocals.
"We are deeply sorry for disappointing and inconveniencing the fans.
"We hope to find a time to come back in the near future and reschedule the shows.
"Full refunds will be available from the point of purchase - please contact the relevant ticketing outlets for further details."
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